Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é a média de gols para um jogador que teve uma carreira no Leeds de 1960 a 1964 e fez menos de 120 aparições?
 ###Tabelas: CREATE TABLE absentee_cardinals (absentee_cardinals_id AUTO_INCREMENT PRIMARY KEY, Elector VARCHAR, Place of birth VARCHAR, Cardinalatial title VARCHAR, Elevated VARCHAR, Elevator VARCHAR) CREATE TABLE notable_players (notable_players_id AUTO_INCREMENT PRIMARY KEY, Nationality VARCHAR, Position VARCHAR, Leeds career VARCHAR, Appearances INT, Goals INT) CREATE TABLE fresh_water_withdrawal_by_country (fresh_water_withdrawal_by_country_id AUTO_INCREMENT PRIMARY KEY, Country VARCHAR, Total Freshwater Withdrawal (km 3 /yr) VARCHAR, Per Capita Withdrawal (m 3 /p/yr) INT, Domestic Use (m 3 /p/yr)(in %) VARCHAR, Industrial Use (m 3 /p/yr)(in %) VARCHAR, Agricultural Use (m 3 /p/yr)(in %) VARCHAR) CREATE TABLE winners_by_country (winners_by_country_id AUTO_INCREMENT PRIMARY KEY, Country VARCHAR, Total INT, Marathon (mens) INT, Marathon (womens) INT, Half Marathon (mens) INT, Half Marathon (womens) INT) CREATE TABLE calculations (calculations_id AUTO_INCREMENT PRIMARY KEY, Level INT, Shuttles INT, Cumulative Shuttles INT, Speed (km/h) VARCHAR, Shuttle Time (seconds) VARCHAR, Total level time (s) VARCHAR, Distance (m) INT, Cumulative Distance (m) INT, Cumulative Time (min and seconds) VARCHAR)  
SELECT AVG Goals FROM notable_players WHERE Leeds career = 1960–1964 AND Appearances < 120